Home / 127,553.27-191,325.65-68,504.27

Finding the Fourth Proportional to 127,553.27, 191,325.65 and 68,504.27

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Solution

The fourth proportional to 127,553.27, 191,325.65 and 68,504.27 is: 102,754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,553.27 : 191,325.65 = 68,504.27 : x
  2. Step 2: Convert to fraction form
    127,553.27/191,325.65 = 68,504.27/x
  3. Step 3: Cross multiply
    127,553.27x = 191,325.65 × 68,504.27
  4. Step 4: Simplify right side
    127,553.27x = 13,106,622,686.38
  5. Step 5: Solve for x
    x = 13,106,622,686.38/127,553.27
  6. Step 6: Final answer
    x = 102,754.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.